Fresh Peach Pie

5 cups peeled, sliced fresh peaches
1 (9-inch) unbaked pastry shell
1/3 cup margarine, melted
1 cup granulated sugar
1/3 cup all-purpose flour
1 egg

Place peaches in pastry shell. Combine remaining ingredients and pour over peaches. Bake at 350 degrees F for 1 hour and 10 minutes.